Adware.Gexin.11781

Technical information

Malicious functions:

Executes code of the following detected threats:

Adware.Gexin.2.origin

Network activity:

Connects to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) a####.u####.com:80
TCP(HTTP/1.1) ti####.c####.l####.####.com:80
TCP(HTTP/1.1) m.d####.mob.com:80
TCP(HTTP/1.1) d####.d####.mob.com:80
TCP(HTTP/1.1) sh.wagbr####.alibaba####.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) c.d####.mob.com:80
TCP(HTTP/1.1) a####.exc.mob.com:80
TCP(HTTP/1.1) h####.opensp####.cn:80
TCP(HTTP/1.1) sdk.o####.amp.####.com:80
TCP(HTTP/1.1) api.s####.mob.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) d####.opensp####.cn:80
TCP(TLS/1.0) api.map.b####.com:443
TCP(TLS/1.0) www.w####.com:443
TCP sdk.o####.t####.####.com:5224
TCP c####.g####.ig####.com:5225

DNS requests:

7j####.c####.z0.####.com
a####.exc.mob.com
a####.u####.com
api.map.b####.com
api.s####.mob.com
ar.u####.com
c####.g####.ig####.com
c####.g####.ig####.com
c####.g####.ig####.com
c-h####.g####.com
c.d####.mob.com
d####.d####.mob.com
d####.opensp####.cn
h####.opensp####.cn
m.d####.mob.com
pub-####.qin####.com
sdk.c####.ig####.com
sdk.o####.amp.####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
www.w####.com

HTTP GET requests:

h####.opensp####.cn/launchconfig?t=####&p=aWVud####
m.d####.mob.com/cconf?appkey=####&plat=####&apppkg=####&appver=####&netw...
t####.c####.q####.####.com/tdata_RSQ274
t####.c####.q####.####.com/tdata_RbW195
t####.c####.q####.####.com/tdata_qHR433
ti####.c####.l####.####.com/config/hz-hzv3.conf
ti####.c####.l####.####.com/tdata_EDT369

HTTP POST requests:

a####.exc.mob.com/errconf
a####.u####.com/app_logs
api.s####.mob.com/conf5
api.s####.mob.com/conn
api.s####.mob.com/data2
api.s####.mob.com/log4
c-h####.g####.com/api.php?format=####&t=####
c.d####.mob.com/cdata
d####.d####.mob.com/dinfo
d####.d####.mob.com/dsign
d####.opensp####.cn/index.php/clientrequest/clientcollect/isCollect
sdk.o####.amp.####.com/api.htm?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####&d=####&k=####
sh.wagbr####.alibaba####.com/stat.htm?ak=####&device_name=####&imei=####...

File system changes:

Creates the following files:

/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/.lock
/data/data/####/.mrecord
/data/data/####/.mrlock
/data/data/####/.statistics
/data/data/####/0c5f0920aabf
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/ThrowalbeLog.db-journal
/data/data/####/authStatus_com.wondersgroup.hs.healthcloud.patient.xml
/data/data/####/com.iflytek.id.xml
/data/data/####/com.iflytek.msc.xml
/data/data/####/com.wondersgroup.hs.healthcloud.patient_preferences.xml
/data/data/####/exchangeIdentity.json
/data/data/####/gdaemon_20161017
/data/data/####/gkt-journal
/data/data/####/gx_sp.xml
/data/data/####/healthCloud-journal
/data/data/####/ifly_launch_lib.xml
/data/data/####/iflytek_state_com.wondersgroup.hs.healthcloud.patient.xml
/data/data/####/init.pid
/data/data/####/init_c.pid
/data/data/####/libcuid.so
/data/data/####/libjiagu152460505.so
/data/data/####/local_data_patient2.db
/data/data/####/local_data_patient2.db-journal
/data/data/####/mob_commons_1.xml
/data/data/####/mob_sdk_exception_1.xml
/data/data/####/multidex.version.xml
/data/data/####/push.pid
/data/data/####/pushext.db-journal
/data/data/####/pushg.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/run.pid
/data/data/####/share_sdk_1.xml
/data/data/####/sharesdk.db-journal
/data/data/####/tdata_RSQ274
/data/data/####/tdata_RSQ274.jar
/data/data/####/tdata_RbW195
/data/data/####/tdata_RbW195.jar
/data/data/####/tdata_qHR433
/data/data/####/tdata_qHR433.jar
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/media/####/.al
/data/media/####/.ccLock
/data/media/####/.ccc
/data/media/####/.cuid
/data/media/####/.cuid2
/data/media/####/.dh-journal
/data/media/####/.dhlock
/data/media/####/.dic_lock
/data/media/####/.dk
/data/media/####/.duid
/data/media/####/.globalLock
/data/media/####/.nulal
/data/media/####/.nulplt
/data/media/####/.pkg_lock
/data/media/####/.plst
/data/media/####/.rc_lock
/data/media/####/.usLock
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/app.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.wondersgroup.hs.healthcloud.patient.db
/data/media/####/gkt-journal
/data/media/####/gktper
/data/media/####/iflyworkdir_test
/data/media/####/journal
/data/media/####/journal.tmp
/data/media/####/tdata_RSQ274
/data/media/####/tdata_RbW195
/data/media/####/tdata_qHR433
/data/media/####/test.log

Miscellaneous:

Executes the following shell scripts:

<Package Folder>/files/gdaemon_20161017 0 <Package>/com.igexin.sdk.PushService 26971 300 0
cat /sys/class/net/wlan0/address
chmod 700 <Package Folder>/files/gdaemon_20161017
chmod 755 <Package Folder>/.jiagu/libjiagu152460505.so
grep -E -v root|shell|system
mount
sh
top -d 0 -n 1

Loads the following dynamic libraries:

BaiduMapSDK_base_v4_0_0
getuiext2
libjiagu152460505
msc
neh

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-CFB-NoPadding
AES-ECB-PKCS5Padding
AES-ECB-PKCS7Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-ECB-PKCS5Padding

Accesses the ITelephony private interface.

Uses special library to hide executable bytecode.

Gets information about location.

Gets information about network.

Gets information about phone status (number, IMEI, etc.).

Gets information about installed apps.

Gets information about running apps.

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

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